US 1111

All names: US 1111, Gaia EDR3 820680873451497984, SDSS J095606.12+453718.0, SDSS J095606.13+453717.9, Gaia DR2 820680873451497984, Gaia DR3 820680873451497984, SDSS J095606.12+453718.1, GALEX J095606.1+453718

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 56 06.13 (0.1) 09 56 06.13 09 56 06.13 (0.2) 09 56 06.13 09 56 06.14 (0.1) 09 56 06.12
Declination 45 37 17.45 (0.1) 45 37 17.97 45 37 17.46 (0.2) 45 37 17.45 45 37 18.02 (0.1) 45 37 18.07
Spectral type DA DA DA DA DA
Effective temperature [K] 12217.0 13977.0 (701) 12472.0 (204)
log(g) [cgs] 7.87 8.02 (0.07) 8.14 (0.08)
Mass [M] 0.531 0.619 (0.06) 0.685 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.2994
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 3.45 (0.2) 3.42 (0.4) 3.45 3.45 (0.2)
Distance [pc] 290.17 (15) 291.99 (30) 290.17 290.17 (15)
Composition H
Proper motion (right ascension) [mas/yr] -2.266924112 (0.2) -2.115979724 (0.4) -2.267 (0.2)
Proper motion (declination) [mas/yr] -35.52690468 (0.1) -35.66651094 (0.4) -35.527 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.70
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.09 (0.02) 19.09 (0.02) 19.08 (0.03)
g magnitude 18.65 (0.008) 18.65 (0.008) 18.67 (0.02)
r magnitude 18.90 (0.01) 18.89 (0.01) 18.90 (0.02)
i magnitude 19.15 (0.01) 19.15 (0.01) 19.16 (0.02)
z magnitude 19.32 (0.05) 19.32 (0.05) 19.34 (0.05)
G magnitude 18.78 (0.03) 18.82 18.78 18.78 (0.003)
BP magnitude 18.81 (0.03) 18.78
RP magnitude 18.89 (0.04) 18.84
Pan g magnitude 18.71 (0.01)
Pan r magnitude 19.03 (0.06)
Pan i magnitude 19.14 (0.008)
Pan z magnitude 19.37 (0.02)
Pan y magnitude 19.49 (0.04)
E(B-V) 0.016

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.